Pipeline tail flaring device

Abstract

The utility model discloses a pipeline tail flaring device which comprises a device frame, a lifting platform, a heating device and a flaring die station, electric control sliding rails, the heating device and the flaring die station are arranged in the device frame, and the electric control sliding rails are symmetrically connected to the bottom of the interior of the device frame. According to the utility model, the arc-shaped heating cavity and the infrared heating pipe are matched for use to heat the end part of the plastic pipeline, and in the heating process, the rotation of the plastic pipeline can be realized by utilizing the roller and the lifting platform capable of lifting and moving, so that the whole end part of the plastic pipeline is more uniformly heated, subsequent flaring is facilitated, and the production efficiency is improved. And the flaring quality is higher. Meanwhile, the infrared heating pipe is adopted to replace a traditional heating coil, energy is saved, environment friendliness is achieved, the heating speed is high, dust on the heating device can be conveniently cleaned through the anti-explosion separation net, the heating device is not prone to being burnt out, the service life of the heating device is effectively prolonged, the good protection effect is achieved, and the use safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PE pipe expansion, in particular to a pipe tail expansion device. Background Art

[0002] As an important part of chemical building materials, plastic pipes are widely accepted by users for their superior hygiene, environmental protection, low consumption and other advantages. At present, common plastic pipes mainly include UPVC drainage pipes, UPVC water supply pipes, aluminum-plastic composite pipes, polyethylene (PE) water supply pipes, and polypropylene PPR hot water pipes.

[0003] In the existing PE pipe expanding device, the heating device in the heating box is located at the rear of the device. The end portion closer to the opening is heated higher, while the end portion far from the opening is heated lower. The heating is uneven and the heating effect is not particularly ideal. In addition, the pipe expansion feeding is only fed through the second roller, and the pipe feeding and withdrawal force is weak, and sometimes the pipe cannot even be separated from the expanding mold.

[0004] Secondly, the lack of cooling structure in the device leads to natural cooling of the ends of the plastic pipe, which has a poor effect and affects subsequent processing and use, and needs to be developed urgently. Utility Model Content

[0005] The utility model aims to provide a pipe tail expansion device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pipe tail expansion device, comprising a device frame, a lifting platform, a heating device and a expansion mold station, the interior of the device frame is provided with an electric control slide rail, a heating device and a expansion mold station, the bottom of the device frame is symmetrically connected with the electric control slide rail, the top of the electric control slide rail is provided with a slide, the top of the slide is symmetrically connected with two lifting cylinders, the top of the slide is connected to the lifting platform through the lifting cylinder, rollers are evenly spaced at the top of the lifting platform, one end of the top of the lifting platform is connected to a fixed frame, a telescopic drive mechanism is fixed in the top of the fixed frame, and a driving end of the telescopic drive mechanism is connected to a mechanical gripper.

[0007] Preferably, one side of the device frame is connected with an operation processing opening, and the operation processing opening is used for the end lifting movement of the lifting platform.

[0008] Preferably, the heating device comprises an arc-shaped heating chamber, an explosion-proof isolation net, an infrared heating tube and an air-cooled operating chamber.

[0009] Preferably, the explosion-proof isolation net is connected to the bottom of the arc-shaped heating chamber, and the infrared heating tubes are arranged at equal intervals inside the explosion-proof isolation net.

[0010] Preferably, the bottom of the air-cooled operating chamber is connected to a rotating drive mechanism, a first transmission rod and two second transmission rods, the middle parts of the two second transmission rods are simultaneously connected to second transmission wheels, the two second transmission wheels are connected through a second transmission belt, the tops of the two second transmission rods are simultaneously connected to air-cooling fans, and vents are symmetrically connected on both sides of the heating device.

[0011] Preferably, the top of the air-cooling operation chamber is evenly connected with air-cooling ports, and ports of the air-cooling ports are respectively connected to the top of the arc-shaped heating chamber and the heating device.

[0012] Preferably, a driving end on one side of the rotary drive mechanism is connected to a first gear, a side portion of the first gear is toothedly connected to a second gear, and the second gear is connected to the top of the first transmission rod.

[0013] Preferably, the first transmission rod and one of the second transmission rods are externally connected with a first transmission wheel, and the two first transmission wheels are connected by a first transmission belt.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) This pipe tail expansion device heats the end of the plastic pipe by using an arc-shaped heating chamber in conjunction with an infrared heating tube. During the heating process, rollers and a lifting platform that can be raised and lowered can be used to realize the self-rotation of the plastic pipe, so that the entire end of the plastic pipe is heated more evenly, which is convenient for subsequent expansion and has higher expansion quality. At the same time, the infrared heating tube is used instead of the traditional heating coil, which is energy-saving, environmentally friendly, and has a fast heating speed. The setting of the explosion-proof isolation net can facilitate the cleaning of dust on the heating device, which is not easy to burn out, effectively prolonging the service life of the heating device, has a good protective effect, and improves the safety of use;

[0016] (2) The pipe tail expansion device controls the two air-cooling fans to rotate synchronously by using the first gear, the second gear, the first transmission wheel, the first transmission belt, the second transmission wheel and the second transmission belt in coordination, and the generated air contacts the arc-shaped heating cavity and the top range of the heating device through the air-cooling port, so as to quickly cool the end of the plastic pipe after expansion, thereby accelerating the subsequent processing process;

[0017] (3) This pipe tail expansion device, through the use of the electric control slide rail and the slide table, drives the pipe on the roller bar to move back and forth and can switch back and forth between the expansion mold station and the heating device station. The mechanical gripper is used to clamp the plastic pipe and move forward and backward with the pipe under the drive of the telescopic drive mechanism. The telescopic drive mechanism can be a cylinder-driven telescopic mechanism or a motor-driven telescopic mechanism. The structural design of the mechanical gripper can be a magnetic reset mechanism or other mechanical hand devices that can achieve clamping and loosening actions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the top view structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the heating device of the utility model;

[0021] Figure 4 This is a schematic diagram of the heating device and air-cooling fan structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the air-cooling fan of the utility model from a top view.

[0023] In the figure: 1. device frame; 2. electric control slide rail; 3. slide table; 4. lifting cylinder; 5. lifting table; 6. roller; 7. fixed frame; 8. telescopic drive mechanism; 9. mechanical gripper; 10. operation processing port; 11. heating device; 1101. arc heating chamber; 1102. explosion-proof isolation net; 1103. infrared heating tube; 12. expansion mold station; 13. air-cooled operation chamber; 1301. air-cooled port; 14. rotary drive mechanism; 15. first gear; 16. second gear; 17. first transmission rod; 18. second transmission rod; 19. first transmission wheel; 20. first transmission belt; 21. second transmission wheel; 22. second transmission belt; 23. air-cooling fan; 24. vent. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-5The utility model provides an embodiment: a pipe tail expansion device, comprising a device frame 1, a lifting platform 5, a heating device 11 and an expansion mold station 12, the device frame 1 is provided with an electric control slide rail 2, a heating device 11 and an expansion mold station 12, the bottom of the device frame 1 is symmetrically connected with the electric control slide rail 2, the top of the electric control slide rail 2 is provided with a slide 3, the electric control slide rail 2 and the slide 3 are used in coordination, so that the pipe on the driving roller 6 can be moved back and forth and switched back and forth between the expansion mold station 12 and the heating device 11 station;

[0026] Two lifting cylinders 4 are symmetrically connected to the top of the slide 3, and a lifting platform 5 is connected to the top of the slide 3 through the lifting cylinders 4. Rollers 6 are arranged at equal intervals on the top of the lifting platform 5. The rollers 6 and the lifting platform 5 that can be lifted and lowered are used to realize the self-rotation of the plastic pipe, so that the entire end of the plastic pipe is heated more evenly, which is convenient for subsequent expansion and has higher expansion quality;

[0027] One end of the top of the lifting platform 5 is connected to a fixed frame 7, a telescopic driving mechanism 8 is fixed to the top of the fixed frame 7, a driving end of the telescopic driving mechanism 8 is connected to a mechanical gripper 9, the mechanical gripper 9 is used to clamp the plastic pipe and move forward and backward with the pipe under the drive of the telescopic driving mechanism 8.

[0028] One side of the device frame 1 is connected with an operation processing opening 10 , and the operation processing opening 10 is used for the end lifting movement of the lifting platform 5 .

[0029] The heating device 11 includes an arc-shaped heating chamber 1101, an explosion-proof isolation net 1102, an infrared heating tube 1103 and an air-cooling operation chamber 13. The arc-shaped heating chamber 1101 and the infrared heating tube 1103 are used in combination to heat the end of the plastic pipe.

[0030] The setting of the explosion-proof isolation net 1102 can facilitate the cleaning of dust on the heating device 11, and is not easy to burn, which effectively increases the service life of the heating device 11 and has a good protective effect;

[0031] The infrared heating tube 1103 is used to replace the traditional heating coil, which is energy-saving, environmentally friendly and has a fast heating speed.

[0032] The explosion-proof isolation net 1102 is connected to the bottom of the arc-shaped heating chamber 1101 , and the infrared heating tubes 1103 are arranged at equal intervals inside the explosion-proof isolation net 1102 .

[0033] The bottom of the air-cooling operation chamber 13 is connected to a rotating drive mechanism 14, a first transmission rod 17 and two second transmission rods 18, the middle parts of the two second transmission rods 18 are also connected to a second transmission wheel 21, the two second transmission wheels 21 are connected by a second transmission belt 22, and the tops of the two second transmission rods 18 are also connected to an air-cooling fan 23. Ventilation openings 24 are symmetrically connected on both sides of the heating device 11. The first gear 15, the second gear 16, the first transmission wheel 19, the first transmission belt 20, the second transmission wheel 21 and the second transmission belt 22 are used in coordination to control the synchronous rotation of the two air-cooling fans 23, and the generated wind contacts the arc-shaped heating chamber 1101 and the top range of the heating device 11 through the air-cooling port 1301, so as to quickly cool the end of the plastic pipe after expansion.

[0034] The top of the air-cooling operation chamber 13 is evenly connected with air-cooling ports 1301 , and ports of the air-cooling ports 1301 are respectively connected with the arc-shaped heating chamber 1101 and the top of the heating device 11 .

[0035] A driving end on one side of the rotary driving mechanism 14 is connected to a first gear 15 , a side of the first gear 15 is meshedly connected to a second gear 16 , and the second gear 16 is connected to the top of the first transmission rod 17 .

[0036] The first transmission rod 17 and one of the second transmission rods 18 are externally connected with a first transmission wheel 19 , and the two first transmission wheels 19 are connected via a first transmission belt 20 .

[0037] When the embodiment of the present application is in use, the electric control slide rail 2 and the slide table 3 are used in combination to drive the pipe on the roller rod 6 to move back and forth and switch back and forth between the expansion mold station 12 and the heating device 11 station. The mechanical gripper 9 is used to clamp the plastic pipe and move forward and backward with the pipe under the drive of the telescopic drive mechanism 8. As for the telescopic drive mechanism 8, it can be a telescopic mechanism driven by a cylinder or a telescopic mechanism driven by a motor. The arc-shaped heating chamber 1101 and the infrared heating tube 1103 are used in combination to heat the end of the plastic pipe. During the heating process, the roller 6 and the lifting platform 5 that can be raised and lowered can be used to realize the self-rotation of the plastic pipe, so that the entire end of the plastic pipe is heated more evenly, which is convenient for subsequent expansion and has higher expansion quality. The first gear 15, the second gear 16, the first transmission wheel 19, the first transmission belt 20, the second transmission wheel 21 and the second transmission belt 22 are used in combination to control the synchronous rotation of the two air-cooling fans 23, and the generated wind contacts the arc-shaped heating chamber 1101 and the top range of the heating device 11 through the air-cooling port 1301, so as to quickly cool the end of the plastic pipe after expansion.

Claims

1. A pipe tail expansion device, characterized in that: The invention comprises a device frame (1), a lifting platform (5), a heating device (11) and a flaring mold station (12); the device frame (1) is provided with an electric-controlled slide rail (2), a heating device (11) and a flaring mold station (12); the bottom of the device frame (1) is symmetrically connected to the electric-controlled slide rail (2); the top of the electric-controlled slide rail (2) is provided with a slide platform (3); the top of the slide platform (3) is symmetrically connected to two lifting cylinders (4); the top of the slide platform (3) is connected to the lifting platform (5) through the lifting cylinders (4); rollers (6) are arranged at equal intervals on the top of the lifting platform (5); one end of the top of the lifting platform (5) is connected to a fixed frame (7); a telescopic drive mechanism (8) is fixed to the top of the fixed frame (7); the driving end of the telescopic drive mechanism (8) is connected to a mechanical gripper (9).

2. A pipe tail expansion device according to claim 1, characterized in that: One side of the device frame (1) is connected to an operation processing opening (10), and the operation processing opening (10) is used for the end lifting movement of the lifting platform (5).

3. A pipe tail expansion device according to claim 1, characterized in that: The heating device (11) comprises an arc-shaped heating chamber (1101), an explosion-proof isolation net (1102), an infrared heating tube (1103) and an air-cooling operation chamber (13).

4. A pipe tail expansion device according to claim 3, characterized in that: The explosion-proof isolation net (1102) is connected to the bottom of the arc-shaped heating chamber (1101), and the infrared heating tubes (1103) are arranged at equal intervals inside the explosion-proof isolation net (1102).

5. The pipe tail expansion device according to claim 3, characterized in that: The bottom of the air-cooling operation chamber (13) is connected to a rotary drive mechanism (14), a first transmission rod (17) and two second transmission rods (18); the middle parts of the two second transmission rods (18) are simultaneously connected to a second transmission wheel (21); the two second transmission wheels (21) are connected via a second transmission belt (22); the tops of the two second transmission rods (18) are simultaneously connected to an air-cooling fan (23); and ventilation openings (24) are symmetrically connected to the two sides of the heating device (11).

6. A pipe tail expansion device according to claim 5, characterized in that: The top of the air-cooling operation chamber (13) is evenly connected with an air-cooling port (1301), and the ports of the air-cooling port (1301) are respectively connected to the top of the arc-shaped heating chamber (1101) and the outside of the heating device (11).

7. A pipe tail expansion device according to claim 5, characterized in that: A driving end on one side of the rotary drive mechanism (14) is connected to a first gear (15), a side of the first gear (15) is meshedly connected to a second gear (16), and the second gear (16) is connected to the top of the first transmission rod (17).

8. A pipe tail expansion device according to claim 7, characterized in that: The first transmission rod (17) and one of the second transmission rods (18) are externally connected to a first transmission wheel (19), and the two first transmission wheels (19) are connected via a first transmission belt (20).

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